#!/usr/bin/env node

if (!process.env.CI) require('dotenv-safe').load();
const args = require('minimist')(process.argv.slice(2), {
  string: ['tag', 'releaseID'],
  default: { releaseID: '' }
});
const { Octokit } = require('@octokit/rest');
const chalk = require('chalk');

const { createGitHubTokenStrategy } = require('./github-token');

const pass = chalk.green('✓');
const fail = chalk.red('✗');

async function deleteDraft (releaseId, targetRepo) {
  const octokit = new Octokit({
    authStrategy: createGitHubTokenStrategy(targetRepo)
  });

  try {
    const result = await octokit.repos.getRelease({
      owner: 'electron',
      repo: targetRepo,
      release_id: parseInt(releaseId, 10)
    });
    if (!result.data.draft) {
      console.log(`${fail} published releases cannot be deleted.`);
      return false;
    } else {
      await octokit.repos.deleteRelease({
        owner: 'electron',
        repo: targetRepo,
        release_id: result.data.id
      });
    }
    console.log(`${pass} successfully deleted draft with id ${releaseId} from ${targetRepo}`);
    return true;
  } catch (err) {
    console.error(`${fail} couldn't delete draft with id ${releaseId} from ${targetRepo}: `, err);
    return false;
  }
}

async function deleteTag (tag, targetRepo) {
  const octokit = new Octokit({
    authStrategy: createGitHubTokenStrategy(targetRepo)
  });

  try {
    await octokit.git.deleteRef({
      owner: 'electron',
      repo: targetRepo,
      ref: `tags/${tag}`
    });
    console.log(`${pass} successfully deleted tag ${tag} from ${targetRepo}`);
  } catch (err) {
    console.log(`${fail} couldn't delete tag ${tag} from ${targetRepo}: `, err);
  }
}

async function cleanReleaseArtifacts () {
  const releaseId = args.releaseID.length > 0 ? args.releaseID : null;
  const isNightly = args.tag.includes('nightly');

  if (releaseId) {
    if (isNightly) {
      await deleteDraft(releaseId, 'nightlies');

      // We only need to delete the Electron tag since the
      // nightly tag is only created at publish-time.
      await deleteTag(args.tag, 'electron');
    } else {
      const deletedElectronDraft = await deleteDraft(releaseId, 'electron');
      // don't delete tag unless draft deleted successfully
      if (deletedElectronDraft) {
        await deleteTag(args.tag, 'electron');
      }
    }
  } else {
    await Promise.all([
      deleteTag(args.tag, 'electron'),
      deleteTag(args.tag, 'nightlies')
    ]);
  }

  console.log(`${pass} failed release artifact cleanup complete`);
}

cleanReleaseArtifacts();